Dell M140 manual Model PP19L October 2005 Rev. A00

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Dell™ M140 Service Manual

Before You Begin

Display Assembly and Display Latch

System Components

Palm Rest

Internal Card With Bluetooth® Wireless Technology

Microprocessor Thermal-Cooling Assembly

Hard Drive

Fan

Optical Drive

Microprocessor Module

Memory Module and Modem

Speakers

Hinge Cover

System Board

Keyboard

BIOS Updates

Coin-Cell Battery

Pin Assignments for I/O Connectors

Wireless Mini PCI Card

 

 

 

Notes, Notices, and Cautions

NOTE: A NOTE indicates important information that helps you make better use of your computer.

NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death.

Information in this document is subject to change without notice. © 2005 Dell Inc. All rights reserved.

Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.

Trademarks used in this text: Dell, the DELL logo, and Inspiron are trademarks of Dell Inc.; Intel is a registered trademark of Intel Corporation; Microsoft and Windows are registered trademarks of Microsoft Corporation; Bluetooth is a trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license.

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

Model PP19L

October 2005 Rev. A00

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Contents Model PP19L October 2005 Rev. A00 Preparing to Work Inside the Computer Before You BeginComputer Orientation Recommended ToolsScrew Identification Display Bezel rubber bumper Back to Contents Flashing the Bios Bios UpdatesRemoving the Bluetooth Module Internal Card With Bluetooth Wireless TechnologyReplacing the Bluetooth Module Back to Contents Removing the Coin-Cell Battery Coin-Cell BatteryReplacing the Coin-Cell Battery Follow the instructions in Removing the Coin-Cell Battery Removing the Microprocessor Module Microprocessor ModuleReplacing the Microprocessor Module Back to Contents Display Assembly Display Assembly and Display LatchRemoving the Display Assembly Display Bezel Replacing the Display AssemblyRemoving the Display Bezel Replacing the Display Bezel Removing the Display Panel Display PanelReplacing the Display Panel Removing the Display Latch Display LatchReplacing the Display Latch Back to Contents Removing the Fan FanReplacing the Fan Back to Contents Removing the Hard Drive Hard DriveReturning a Hard Drive to Dell Replacing the Hard DriveHard drive in antistatic bag Foam packaging Removing the Microprocessor Thermal-Cooling Assembly Microprocessor Thermal-Cooling AssemblyReplacing the Microprocessor Thermal-Cooling Assembly Removing the Hinge Cover Hinge CoverReplacing the Hinge Cover Removing the Keyboard KeyboardReplacing the Keyboard Removing the Mini PCI Card Wireless Mini PCI CardReplacing the Mini PCI Card Back to Contents About the Device Security Screw Optical DriveRemoving the Optical Drive Replacing the Optical Drive Removing the Palm Rest Palm RestPage Replacing the Palm Rest Back to Contents USB Connector Pin Assignments for I/O ConnectorsVideo Connector Video TV-Out ConnectorIeee 1394 Connector Removing the Speakers SpeakersReplacing the Speakers Removing the System Board System BoardPage Replacing the System Board Exploded View of the Computer System ComponentsModel PP19L September 2005 Rev. A00 Removing a Memory Module Memory Module and ModemMemory Module Dimm B Memory Module Dimm a Replacing a Memory Module Removing the Modem ModemPage Replacing the Modem

M140 specifications

The Dell M140 is a compact and portable laptop that was designed primarily for the user seeking a combination of convenience, performance, and affordability. Launched in the mid-2000s, it has become a popular choice for students and professionals who require a reliable device for everyday computing tasks.

One of the defining features of the Dell M140 is its lightweight design, making it easy to carry around. Weighing in at just over 5 pounds, it fits comfortably into a backpack or briefcase, allowing users to maintain productivity on the go. The laptop is equipped with a 14.1-inch XGA display, which provides a crisp and clear viewing experience, whether for reading documents or watching videos.

Under the hood, the Dell M140 typically comes with Intel's Pentium M processors, which, although not the most powerful by modern standards, offer sufficient performance for basic tasks like word processing, web browsing, and managing spreadsheets. With options for up to 2GB of RAM, the laptop can handle multiple applications simultaneously without significant slowdowns.

Storage options for the M140 include a range of hard drive capacities, typically from 40GB to 80GB, providing ample space for documents, multimedia files, and software. Its integrated Intel Graphics Media Accelerator 900 allows for basic graphical performance, sufficient for light gaming and video playback, though not suitable for graphics-intensive applications.

The Dell M140 features a variety of connectivity options. It includes USB ports, a VGA port for external displays, and an Ethernet port for wired networking. For wireless connectivity, it supports Wi-Fi, which allows users to connect to the internet without cables, an essential feature for mobile use.

Battery life, an important consideration for users who need to work in various locations, is generally commendable for the M140, offering several hours of use on a single charge depending on usage patterns. The laptop's robust build quality also contributes to its reputation for durability, a significant asset for those frequently on the move.

In summary, the Dell M140 brings a balanced mix of portability, essential features, and solid performance, making it a suitable choice for anyone looking for a dependable laptop for everyday tasks. Its blend of design, functionality, and value continues to resonate with users, reflecting Dell's commitment to providing practical computing solutions.